From 771d21c345c7be021514ffb5b6c439b500ece42d Mon Sep 17 00:00:00 2001
From: Rainer Kraft <rainer.kraft@instapro.com>
Date: Tue, 6 Dec 2022 17:25:01 +0000
Subject: [PATCH] Update deprecated use of `preg_match*()` flags

---
 lessc.inc.php   | 6 +++---
 lessify.inc.php | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/lessc.inc.php b/lessc.inc.php
index 92a3c912..cfa0b8f7 100644
--- a/lessc.inc.php
+++ b/lessc.inc.php
@@ -3605,7 +3605,7 @@ protected function match($regex, &$out, $eatWhitespace = null) {
         if ($eatWhitespace === null) $eatWhitespace = $this->eatWhiteDefault;
 
         $r = '/'.$regex.($eatWhitespace && !$this->writeComments ? '\s*' : '').'/Ais';
-        if (preg_match($r, $this->buffer, $out, null, $this->count)) {
+        if (preg_match($r, $this->buffer, $out, 0, $this->count)) {
             $this->count += strlen($out[0]);
             if ($eatWhitespace && $this->writeComments) $this->whitespace();
             return true;
@@ -3617,7 +3617,7 @@ protected function match($regex, &$out, $eatWhitespace = null) {
     protected function whitespace() {
         if ($this->writeComments) {
             $gotWhite = false;
-            while (preg_match(self::$whitePattern, $this->buffer, $m, null, $this->count)) {
+            while (preg_match(self::$whitePattern, $this->buffer, $m, 0, $this->count)) {
                 if (isset($m[1]) && empty($this->seenComments[$this->count])) {
                     $this->append(array("comment", $m[1]));
                     $this->seenComments[$this->count] = true;
@@ -3636,7 +3636,7 @@ protected function whitespace() {
     protected function peek($regex, &$out = null, $from=null) {
         if (is_null($from)) $from = $this->count;
         $r = '/'.$regex.'/Ais';
-        $result = preg_match($r, $this->buffer, $out, null, $from);
+        $result = preg_match($r, $this->buffer, $out, 0, $from);
 
         return $result;
     }
diff --git a/lessify.inc.php b/lessify.inc.php
index c47301ad..20f41c2e 100644
--- a/lessify.inc.php
+++ b/lessify.inc.php
@@ -43,7 +43,7 @@ public function preg_quote($what) {
 
     public function match($regex, &$out, $eatWhitespace = true) {
         $r = '/'.$regex.($eatWhitespace ? '\s*' : '').'/Ais';
-        if (preg_match($r, $this->buffer, $out, null, $this->count)) {
+        if (preg_match($r, $this->buffer, $out, 0, $this->count)) {
             $this->count += strlen($out[0]);
             return true;
         }